sidereal hour

NOUN /saɪ'diriəl_aʊr/
13 LETTERS · 4 SYLLABLES · STARTS WITH S

sidereal hour is a valid 13-letter word worth 16 points in Scrabble and 17 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1I1D2E1R1E1A1L1H4O1U1R1
1 + 1 + 2 + 1 + 1 + 1 + 1 + 1 + 0 + 4 + 1 + 1 + 1 =16 PTS
DOUBLE WORD → 32TRIPLE WORD → 48
MEANING

What does sidereal hour mean?

NOUN · 1 SENSE
1

1/24 of a sidereal day.

BROADER